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Question
In following question, a number series is given with one term missing. Choose the correct alternative that will same pattern and fill in the blank spaces.
4 / 9, 9 / 20, , 39 / 86
In following question, a number series is given with one term missing. Choose the correct alternative that will same pattern and fill in the blank spaces.
4 / 9, 9 / 20, , 39 / 86
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Solution
The correct option is D 19/42
The sequence in the numerators is + 5, + 10, + 20,.... and that in the denominators is + 11, + 22, + 44,...
So, the numerator of the missing fraction should be (9 + 10) i.e. 19 and the denominator should be (20 + 22) i.e. 42.
The sequence in the numerators is + 5, + 10, + 20,.... and that in the denominators is + 11, + 22, + 44,...
So, the numerator of the missing fraction should be (9 + 10) i.e. 19 and the denominator should be (20 + 22) i.e. 42.
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